Nitro derivatives
[机] 硝基衍生物
🧩 词语组成解析
n. 硝基
派生物
🗣️ 情景例句
Thank you. Good-bye. Bye, Gerald.
谢谢。再见。Gerald 再见。
May I ask you how old you are?
我能问你多大了吗？
He is heavily insured against death.
他给自己投了巨额的人身保险。